@include b('form-mdctrl-form-item-wrapper') {
  @include e('title') {
    position: relative;
    padding-left: 16px;
    font-size: 14px;
    color: #333;

    &::before {
      position: absolute;
      top: 0;
      left: 0;
      width: 4px;
      height: 100%;
      content: '';
    }
    @include when('first') {
      &::before {
        background-color: #3d7ddb;
      }
    }
    @include when('second') {
      &::before {
        background-color: #f57231;
      }
    }
    @include when('third') {
      &::before {
        background-color: #f2ac3a;
      }
    }
    @include when('fourth') {
      &::before {
        background-color: #29ccab;
      }
    }
    @include when('fifth') {
      &::before {
        background-color: #6e5ed6;
      }
    }
    @include when('sixth') {
      &::before {
        background-color: #3db9db;
      }
    }
    @include when('seventh') {
      &::before {
        background-color: #3e50c4;
      }
    }
    @include when('eighth') {
      &::before {
        background-color: #4280ac;
      }
    }
    @include when('ninth') {
      &::before {
        background-color: #ff82ac;
      }
    }
    @include when('tenth') {
      &::before {
        background-color: #57617d;
      }
    }
  }
}
